A top campaign adviser to Cook County Board President Toni Preckwinkle apologized Thursday after invoking Nazis to criticize former federal prosecutor Lori Lightfoot in a Facebook post. Preckwinkle aide Scott Cisek posted a comment on Facebook…

The levels of ethylene oxide detected by air monitors near Sterigenics in Willowbook in January were the highest readings since the federal government began testing, according to the U.S. Environmental Protection Agency. The EPA released new data…

Brookfield Zoo medical staff yesterday had to put down a tiny African antelope born on Valentine's Day due to a severe birth defect that meant it would not have survived, the zoo announced on its Facebook page. Local media had photographed the…

For more than 60 dogs rescued from a dog meat farm, their arrival at a suburban Chicago animal hospital this week marked the end of a long journey. After a period of quarantine, a 12-hour flight from Seoul to Toronto and a 10-hour road trip aboard…